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Resource Exhaustion Affecting bind-license package, versions <32:9.11.4-26.P2.el7_9.2

medium

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 2.3% (90th percentile)
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NVD
7.5 high
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SUSE
7.5 high
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Red Hat
7.5 high

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  • Snyk ID SNYK-CENTOS7-BINDLICENSE-2178790
  • published 26 Jul 2021
  • disclosed 20 Aug 2020
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Introduced: 20 Aug 2020

CVE-2020-8623 Open this link in a new tab
CWE-400 Open this link in a new tab

How to fix?

Upgrade Centos:7 bind-license to version 32:9.11.4-26.P2.el7_9.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-license package and not the bind-license package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

In BIND 9.10.0 -> 9.11.21, 9.12.0 -> 9.16.5, 9.17.0 -> 9.17.3, also affects 9.10.5-S1 -> 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker that can reach a vulnerable system with a specially crafted query packet can trigger a crash. To be vulnerable, the system must: * be running BIND that was built with "--enable-native-pkcs11" * be signing one or more zones with an RSA key * be able to receive queries from a possible attacker

References